- Enrollment
- 1,401
- Students per teacher
- 21.6:1
- Resource Index
- 27/100
Middle school (grades 6-8) · Marina, CA
Los Arboles Middle
Federal NCES profile for Los Arboles Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 31/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 062553003832
👥 S:T ratio 22
🌟 Gifted program 30
🎓 Counselors 59
📋 Attendance 13
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Los Arboles Middle earns 31/100 on the Resource Investment Index, even as it posts class sizes smaller than 70% of California schools.
- #1 of 6
- public schools in Marina · Resource Index
- 31
- Resource Index · Lower
- 19.4:1
- small classes for California
- 71.0%
- free-lunch eligible
Los Arboles Middle has class sizes smaller than 70% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Los Arboles Middle ranks #1 of 6 public schools in Marina, CA.
School address
District: Monterey Peninsula Unified · California
NCES ID 062553003832 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+25 students YoY
Los Arboles Middle grew from 396 students in 2022-23 to 421 in 2023-24 (+6.3%).
Teacher FTE lost 21.8 → 20.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+25 students YoY 062553003832 · Marina, CA Middle · SMALL · TRAD
408 enr · 19.4:1 · 71.0% lunch · RII 31
Nearest enrollment peer: Monterey High (1,401 students)
Los Arboles Middle grew from 396 students in 2022-23 to 421 in 2023-24 (+6.3%). Teacher FTE lost 21.8 → 20.6 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Los Arboles Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Monterey High
Monterey High
1,401 students
- Seaside High
Seaside High
1,073 students
- Marina High
Marina High
721 students
- La Mesa
La Mesa
689 students
- Monte Vista
Monte Vista
688 students
- This school 408
Los Arboles Middle
408 students
What this shows Los Arboles Middle reports 408 students on the CCD universe file.
How Los Arboles Middle compares
Los Arboles Middle is a growing campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19.4:1 | ▼ 10% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 71.0% | ▲ 28% | 55.5% | 51.7% |
| Enrollment | 408 | top 59% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.4:1
Leaner classes than 18% of US schools, heavier class loads than most.
408
Bigger than 49% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
71.0%
free-lunch eligible
- 28% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
19.4:1
students per teacher
- 10% below state mean
Top 30% in California - lower ratio than 70% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
35.0%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$17,464
per pupil, district-wide
- below California avg of $18,665
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors2.0 FTE
Per 204 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 8 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 2.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 63.4%
Asian 14.7%
White 11.8%
African American 5.7%
Native Hawaiian / Pacific Islander 2.2%
Two or More 1.5%
American Indian / Alaska Native 0.7%
Largest group: Hispanic or Latino at 63.4% of enrollment.
Student-body diversity index 55.9/100
Simpson diversity index - at 55.9, Los Arboles Middle is more mixed than the California school average of 46.0.
Programs
District finance for Monterey Peninsula Unified reports $17,464 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Los Arboles Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Monterey High | Larger | Lower economic need | Higher S:T ratio |
| Seaside High | Larger | Similar economic need | Higher S:T ratio |
| Marina High | Larger | Lower economic need | Similar S:T ratio |
| La Mesa | Larger | Lower economic need | Higher S:T ratio |
| Monte Vista | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Los Arboles Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,073
- Students per teacher
- 21:1
- Resource Index
- 28/100
- Enrollment
- 721
- Students per teacher
- 20.6:1
- Resource Index
- 27/100
- Enrollment
- 689
- Students per teacher
- 26.5:1
- Resource Index
- 32/100
- Enrollment
- 688
- Students per teacher
- 26.5:1
- Resource Index
- 31/100
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~408 students)
Frequently asked questions about Los Arboles Middle
How many students attend Los Arboles Middle?
Los Arboles Middle has 408 students enrolled. It is a middle school in Marina, CA. CCD year-over-year: 396 (2022-23) → 421 (2023-24), up 25.
What is the student-teacher ratio at Los Arboles Middle?
The student-teacher ratio at Los Arboles Middle is 19.4:1, which is 10% lower than the California average of 21.5:1 and 24% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Los Arboles Middle?
71.0% of students at Los Arboles Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Los Arboles Middle?
The largest demographic group at Los Arboles Middle is Hispanic or Latino at 63.4% of enrollment, in Marina, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.9/100.
What is the Resource Investment Index for Los Arboles Middle?
Los Arboles Middle has a Resource Investment Index of 31/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Los Arboles Middle rank among public schools in Marina?
By Resource Investment Index, Los Arboles Middle ranks #1 of 6 public schools in Marina, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Marina on the city page.
What other schools are in Monterey Peninsula Unified?
Besides Los Arboles Middle, Monterey Peninsula Unified also operates Monterey High (1,401 students), Seaside High (1,073 students), and Marina High (721 students). See the Monterey Peninsula Unified district page for the complete list.